Explanation of how the number of participants for analysis was determined.
Includes whether analysis was per protocol, intention to treat, or another method.
Also provides relevant details such as imputation technique, as appropriate.

Measures the severity of insomnia on 7 items, with a rating of 0 (low severity) to 4 (high severity). Total range for the index is 0-28; with 28 being the most severe.

[2]

A 22 item survey measuring level of fatigue. Subjects answer each item on a scale of 1 - 10, with 1 being low fatigue, and 10 being severe fatigue. Total range of overall score is 22-220, with 220 being severe fatigue.